How To Fix CNV20200300 - SUMUP A indicator set for &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20200 - Messages for development class CNV_20200

• Message number: 300

• Message text: SUMUP A indicator set for &1

What causes this issue?

The SUMPUP-A indicator was set for the table &V1&.
If table keys become identical as a consequence of the conversion, one
of the related data records takes priority, while the other related data
records are deleted.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

For the table CDPOS and company code merge, this applies to the object
classes NRINTERVAL (for TABNAME=INRIV) and PRCTR (for
TABNAME=CEPC_BUKRSB).

System Response

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20200300 - SUMUP A indicator set for &1 ?

  The SAP error message CNV20200300 with the description "SUMUP A indicator set for &1" typically relates to issues encountered during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is a problem with the data aggregation or summarization settings for a specific object or entity in the migration process.
  Cause:
  
  Data Aggregation Issues: The error may arise if the system is trying to summarize data in a way that is not compatible with the current settings or data structure.
  Configuration Problems: There may be incorrect or incomplete configuration settings in the migration cockpit or the data model.
  Data Quality Issues: The source data may have inconsistencies or errors that prevent successful summarization.
  Missing or Incorrect Mapping: The mapping of fields between the source and target systems may not be correctly defined.
  
  Solution:
  
  Check Configuration: Review the configuration settings in the migration cockpit to ensure that the SUMUP A indicator is set correctly for the relevant data objects.
  Data Validation: Validate the source data for any inconsistencies or errors that may be causing the issue. Clean up the data if necessary.
  Review Mapping: Ensure that the mapping of fields between the source and target systems is correctly defined and that all required fields are included.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to understand the requirements and settings for data summarization.
  Debugging: If the issue persists, consider enabling debugging or logging to get more detailed information about the error and its context.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or updates that may address this specific error message.
  
  Related Information:
  
  SAP Migration Cockpit: This tool is used for migrating data to SAP S/4HANA and may have specific requirements for data structures and configurations.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration, including data cleansing, validation, and mapping strategies.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem continues after trying these solutions, it may be beneficial to reach out to SAP support for further assistance.